Dr. Lanjar, M.Si.  was graduated from the Faculty of Chemical Engineering, Diponegoro University, Indonesia, in 1990. He worked as a researcher at BPPT in 1992. His doctoral was received from Agricultural Industrial Technology, IPB Bogor, Indonesia. His focus research is in biotechnology, such as the isolation of fermented products as raw materials for antibiotic drugs, probiotic foods, and biopesticide fermentation. From ten years ago until now, I have been focusing more deeply on research in the field of edible polymers and biopolymers for packaging materials.